package com.cskaoyan.catmall.service;

import com.cskaoyan.catmall.bean.LoginUserData;



/**
 * @Author: 逍遥子
 * @Date: 2022/01/10/19:51
 * @Description:
 */
public interface UserService {

    LoginUserData selectUserByUsernameAndPassword(String username);

}
